Anthropic Claude Haiku 5.5 Officially Launches: 1M Token Context, Adaptive Thinking, Optimal Choice for High-Volume Agentic Workflows
Anthropic launched Claude Haiku 5.5 on October 7, 2026, featuring a 1M token context window, 128K token output limit, and first-ever adaptive thinking for the Haiku class. Priced as low as $0.10 per million input tokens, it's optimized for high-volume agentic subtasks and available on Amazon Bedrock, Google Cloud, and more.